/Engine/Source/Editor/Kismet/Classes/BlueprintPaletteFavorites.h
Not all palette actions can be turned into a favorite. This method is meant to catch those cases.
True if the action can be turned into a favorite, false if not.
bool CanBeFavorited ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FEdGraphSchemaAction](API\Runtime\Engine\EdGraph\FEdGraphSchemaAction) > PaletteAction ) const